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1. Product Introduction
The Automatic Rake Thickener Plant is a fully integrated, turnkey solid-liquid separation system engineered for high-efficiency mineral processing and industrial wastewater management. The defining feature of this plant is its complete automation; it eliminates the operational risks of traditional manual thickeners by constantly monitoring mud levels and torque. Designed to run continuously with minimal human intervention, this plant delivers ultra-clear overflow water and maximum underflow mud density, ensuring stable plant metrics, lower operational costs, and absolute peace of mind.
2. Working Principle
The Automatic Rake Thickener Plant operates as a self-regulating ecosystem where sensors dynamically control mechanical reactions:
Smart Conditioning: Slurry enters the feedwell alongside automated polymer dosing systems that adjust chemical levels in real-time based on incoming flow rate and density.
Dynamic Bed Monitoring: As solids settle into a dense mud bed, high-precision sensors (sonar, optical, or pressure-based) continuously track the bed level and mud density.
Auto-Adaptive Raking: If the mud bed becomes too dense or deep, causing mechanical resistance to rise, the intelligent control system instantly activates a heavy-duty hydraulic or motorized lift. The rake arms are automatically raised to a safer zone with lower resistance and then incrementally lowered as the mud is safely discharged, completely preventing rake-stalling or structural damage.
3. Key Features & Advantages
Zero-Downtime Protection: The automated rake lifting and lowering mechanism prevents catastrophic rake-binding or shaft breakage, eliminating costly emergency shut-downs.
Unattended Operation & Low Labor Costs: Equipped with a central PLC/SCADA control interface, the entire plant can be monitored remotely, requiring virtually no manual adjustments during standard operation.
Precision Chemical Dosing: Integrates smart flocculant dosing loops that automatically scale up or down based on overflow clarity, reducing polymer waste by up to 20%.
Consistent High-Density Underflow: By maintaining an optimal, controlled mud bed height, the system ensures the underflow discharge maintains a consistently high solid-to-liquid ratio, optimizing downstream filtration or disposal.
Heavy-Duty High-Torque Drives: Powered by rugged planetary gearboxes engineered to handle severe torsional loads under high-viscosity conditions.
Turnkey Plant Integration: The plant comes complete with peripheral equipment options, including automated feed pumps, flocculant preparation dosing skids, underflow pumps, and overflow recycling lines.
Technical Specifications
Model |
Tank Diameter (mm) |
Tank Depth (mm) |
Settling Area (m²) |
Capacity (m³/h) |
DCT-3 |
3000 |
4400 |
21 |
60–70 |
DCT-6 |
6000 |
8800 |
85 |
210–260 |
DCT-9 |
9000 |
13500 |
310 |
570–700 |
DCT-12 |
12000 |
17500 |
510 |
800–1200 |
DCT-15 |
15000 |
19000 |
1200 |
1000–1500 |
DCT-18 |
18000 |
22000 |
2000 |
1400–2100 |
DCT-20 |
20000 |
22800 |
2700 |
2100–2600 |
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